1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.enterpriseadmin.action;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.servlet.SessionErrors;
28  import com.liferay.portal.kernel.util.ParamUtil;
29  import com.liferay.portal.security.auth.PrincipalException;
30  import com.liferay.portal.security.permission.PermissionChecker;
31  import com.liferay.portal.servlet.PortalSessionContext;
32  import com.liferay.portal.struts.PortletAction;
33  import com.liferay.portal.theme.ThemeDisplay;
34  import com.liferay.portal.util.WebKeys;
35  
36  import javax.portlet.ActionRequest;
37  import javax.portlet.ActionResponse;
38  import javax.portlet.PortletConfig;
39  import javax.portlet.RenderRequest;
40  import javax.portlet.RenderResponse;
41  
42  import javax.servlet.http.HttpSession;
43  
44  import org.apache.struts.action.ActionForm;
45  import org.apache.struts.action.ActionForward;
46  import org.apache.struts.action.ActionMapping;
47  
48  /**
49   * <a href="EditSessionAction.java.html"><b><i>View Source</i></b></a>
50   *
51   * @author Brian Wing Shun Chan
52   */
53  public class EditSessionAction extends PortletAction {
54  
55      public void processAction(
56              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
57              ActionRequest actionRequest, ActionResponse actionResponse)
58          throws Exception {
59  
60          ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
61              WebKeys.THEME_DISPLAY);
62  
63          PermissionChecker permissionChecker =
64              themeDisplay.getPermissionChecker();
65  
66          if (!permissionChecker.isOmniadmin()) {
67              SessionErrors.add(
68                  actionRequest, PrincipalException.class.getName());
69  
70              setForward(actionRequest, "portlet.enterprise_admin.error");
71  
72              return;
73          }
74  
75          invalidateSession(actionRequest);
76  
77          sendRedirect(actionRequest, actionResponse);
78      }
79  
80      public ActionForward render(
81              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
82              RenderRequest renderRequest, RenderResponse renderResponse)
83          throws Exception {
84  
85          return mapping.findForward(
86              getForward(renderRequest, "portlet.enterprise_admin.edit_session"));
87      }
88  
89      protected void invalidateSession(ActionRequest actionRequest)
90          throws Exception {
91  
92          String sessionId = ParamUtil.getString(actionRequest, "sessionId");
93  
94          HttpSession userSession = PortalSessionContext.get(sessionId);
95  
96          if (userSession != null) {
97              try {
98                  if (!actionRequest.getPortletSession().getId().equals(
99                          sessionId)) {
100 
101                     userSession.invalidate();
102                 }
103             }
104             catch (Exception e) {
105                 _log.error(e);
106             }
107         }
108     }
109 
110     private static Log _log = LogFactoryUtil.getLog(EditSessionAction.class);
111 
112 }